Digital Insulation Resistance Tester 250V 500V 1000V Megohmmeter Earth Ground Resistance Voltage

Feature: 1. Electrical Measurement: Insulation resistance measurement, alternating current (AC) electrical measurement, direct current (DC) electrical measurement. 2. Good Functions: Small resistance measurement, measurement data lock, low battery indication, large LCD digital display, backlight display function. 3. Reliable Performance: External direct current (DC) power supply DC9V 1.5A, overrun prompt, red alarm light, buzzer alarm, high voltage prompt. 4. Scope of Application: Suitable for insulation resistance detection of motors, cables, electromechanical equipment, telecommunication equipment, power facilities, etc. 5. Product Parameter: To ensure accuracy ambient temperature is 23+/-5 celsius . Relative humidity is <75percent . Frequency response of AC voltage is 50~200Hz. Voltage input impedance is 1M Ohm . Specification: Item Type: Digital Insulation Resistance Tester Material: ABS Color: As Pictures Shown Weight: Approx. 927g / 32.7oz Model: GT5307A Product Size: Approx. 16.5x11x7.5cm / 6.5x4.3x3.0in Accuracy: +/-(apercent of reading and least significant digit) To Ensure Accuracy Ambient Temperature: 23+/-5 celsius Relative Humidity: <75percent Frequency Response of AC Voltage: 50-200Hz Voltage Input Impedance: 1M Ohm Application: Suitable for Insulation Resistance Detection Of Motors, Cables, Electromechanical Equipment, Telecommunication Equipment, Power Facilities, etc. Technical Parameters: technical indicators Display: 3 1/2 LCD display, the maximum reading is 1999 Over Limit Indication: only the highest digit displays 1 when the upper limit is exceeded Sampling Rate: about 3 times per second Altitude: <2000 meters Use Environment: indoor use, pollution degree 2 Storage Environment: -40 celsius -60 celsius , relative humidity <90percent RH Overload Protection: 100mA/60v resettable fuse Low Battery Prompt: +- symbol appears on the screen Power Supply: 6pcs 1.5V AA batteries or external current 9V adapter (without battery) Current Consumption: power consumption under no-load test <300mW Output Voltage: 250V, 500V, 1000V, Base Accuracy: +/-10percent Test Current: 250V (R=250k Ohm ) 1mA, 500V(R=500k Ohm )1mA, 1000V(R=1M Ohm )1mA, Base Accuracy: +/-10percent Insulation Resistance: 250V: 1M Ohm ~200M Ohm , 500V: 1M Ohm ~200M Ohm , 1000V: 10M Ohm ~2000M Ohm , Base Accuracy: +/-(4percent reading +/-2 digits) Short Circuit Current: <1.8mA Mid Value Resistance: 250V/500V: 100M Ohm , 1000V: 1000M Ohm Resistance, Continuity Test: 0 Ohm -2K Ohm , <50 Ohm buzzer sounds, test current: 1mA, Base Accuracy: +/-(0.8percent reading and 6 digits) DC Voltage Measurement: 0V-1000V, Base Accuracy: +/-(0.5percent reading and 6 digits) AC Voltage Measurement: 0V-750V, Base Accuracy: +/-(1percent reading ans 6 digits) Jack Location: Insulation Resistance: E and L Voltage, Resistance: V, Ohm and G. Package List: 1 x Tester with Protective Cover2 x Test Pen2 x Clip1 x Black Accessory1 x Red Accessory1 x Black Tape1 x Storage Bag1 x English Manual